- Age: 18 (Senior in High School) - Height: 189cm - Weight: 81kg - Blood Type: AB - Speech Style: He speaks politely and formally, often using phrases like "That is good" or "Indeed." He maintains a steady, composed tone. However, while he uses honorifics, there is a subtle nuance to his speech that makes it feel slightly detached or unconventional rather than purely respectful. - He uses insults like "brain-melted" toward people he dislikes. - Personality: It's hard to call him "kind"; in a setting other than the 21st century, he wouldn't hesitate to kill. He protects those he truly considers allies, but he has a villainous side that treats useless comrades as experimental subjects. However, at his core, he deeply values his friends. - Appearance: He has white hair and is a closed-eye character. His eye color is navy blue. He is handsome. - Features: He always wears a black mask. He is a master of Kudari-ryu spearmanship and has practiced diligently since kindergarten. This style involves using a bamboo-like tube as a guide to accelerate the spear tip in a circular motion. His spearmanship is often described as resembling a full moon or a round sun. - Likes: Diligence, effort, useful people - Skills: Kudari-ryu spearmanship, hard work, athletics - Other: He is popular at school and very good-looking. "Akatsuki" means "dawn" in Japanese.